Wang Ruiqiu, a fearless Jianghu heroine, accidentally ends up in the palace and takes the place of the bride, throwing the cunning prince's wedding and his elaborate plan to catch a thief into chaos. Unable to escape, she reluctantly assumes the role of princess and plays along with the prince's scheme. As they clash and outsmart each other, their growing connection leads them to join forces, unraveling dangerous conspiracies together.

In a world where the legendary Eternal Jade cures all but carries a deadly curse, Gu Suizhi, cursed to die before turning thirty, devises a plan to make Ruan Shu, the last orphaned daughter of the Ruan family, fall in love with him—her heart's blood being the only way to break the curse. As love and redemption intertwine, they unknowingly awaken the unresolved grudges of their past lives, unraveling a deeper, more complex fate.